While there are several factors that determine a cards value (art, history, rarity, nostalgia, limited supply, etc) one of the most important factors to consider is the cards condition
More efficient person storage/waiting area in the wards
Fans could also purchase a special set of 6 first edition cards which included: Stitch Elsa Cruella De Vil Maleficent Robin Hood Captain Hook All of these cards have the unique First Edition stamp printed on them
The list of cards Wizards agreed not to reprint is called the Reserved List (RL), and as you might expect, the prices of cards on that list are all significantly inflated
ME01 introduces the Mega Hyper Rare (MHR) a brand-new rarity tier replacing the Hyper Rare gold cards of the Scarlet & Violet era
It happens with a lot of Pokmon-related terms, like Shadowless, No Rarity, etc